Re: [PATCH 2/2] drm/bridge: tc358768: switch to bus-width

[Neil Armstrong <neil.armstrong@linaro.org>]

On 03/10/2024 15:39, Krzysztof Kozlowski wrote:
> "data-lines" property is way too similar to "data-lanes".  It is also
> duplicating "bus-width" from video-interfaces.yaml schema.  "data-lines"
> was deprecated in the bindings and "bus-width" is preferred, so parse it
> instead while keeping things backwards compatible.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
>   drivers/gpu/drm/bridge/tc358768.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c
> index 0e8813278a2f..fc96fa5aab54 100644
> --- a/drivers/gpu/drm/bridge/tc358768.c
> +++ b/drivers/gpu/drm/bridge/tc358768.c
> @@ -443,7 +443,9 @@ static int tc358768_dsi_host_attach(struct mipi_dsi_host *host,
>   	ret = -EINVAL;
>   	ep = of_graph_get_endpoint_by_regs(host->dev->of_node, 0, 0);
>   	if (ep) {
> -		ret = of_property_read_u32(ep, "data-lines", &priv->pd_lines);
> +		ret = of_property_read_u32(ep, "bus-width", &priv->pd_lines);
> +		if (ret)
> +			ret = of_property_read_u32(ep, "data-lines", &priv->pd_lines);
>   
>   		of_node_put(ep);
>   	}

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>